This classic children's game demonstrates how sound travels through air vs. through a solid.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Introduce your child to the wonders of colorful chemistry with this simple food coloring project.

This quick and simple preschool mirror activity will introduce your child to the science of reflection and light with a flashlight experiment and picture game.

Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

This fun, think-outside-the-box activity introduces kids to gravity and other basic scientific concepts as they construct an impressive marble run!